| Views | |
| Cutoff in the TeV Energy Spectrum of Markarian 421 During Strong Flares in 2001 | 184 |
| November 2012 | December 2012 | January 2013 | February 2013 | March 2013 | April 2013 | May 2013 | |
| Cutoff in the TeV Energy Spectrum of Markarian 421 During Strong Flares in 2001 | 16 | 17 | 23 | 15 | 12 | 21 | 34 |
| Views | |
| United States of America | 69 |
| China | 57 |
| Ireland | 17 |
| Netherlands | 4 |
| Ukraine | 3 |
| Mexico | 2 |
| France | 1 |
| Russian Federation | 1 |
| Views | |
| Mountain View | 42 |
| Beijing | 18 |
| Oranmore | 17 |
| Washington | 14 |
| Seattle | 3 |
| Houston | 2 |
| Mexico | 2 |
| Kansas City | 1 |
| Trélazé | 1 |
| Woodbridge | 1 |